The reigning European champion from Belgium rode Zonik Plus to a personal best score of 81.195%, well ahead of Becky Moody and Jagerbomb.
The petition was launched to oppose the FEI's upcoming proposal that blood on a horse would no longer automatically lead to disqualification.
The New Zealand rider and Jarillo dashed French hopes, while British rider Tom Jackson leapt 29 places up the leaderboard during the weekend.
The 12-year-old Toronto native catch-rode Orchard Hills Firefly to the co-championship at the Washington International Horse Show.
Equestrian Canada honoured riders, owners, coaches, horses and volunteers during Red & White parties at the 2025 National Championships.
Daniel Coyle (IRL) and Ariel Grange's Incredible were second; top Canadian was Mario Deslauriers, riding Costa Quick PS to 10th place.
In a pair of $63,000 classes, the American piloted First Lady to take the Welcome Stake, while Gemma W won the Speed with the Israeli rider.
A selfless volunteer and hard-working official, Renz was one of Canadian eventing's most passionate supporters.
The 10th Annual Equine Industry Symposium, Nov. 18-19, organized by University of Guelph students, is free and features engaging speakers.
In order to coincide with Olympic and World Championship years, the JCHOF will next be held on Nov. 8, 2026, at the Liberty Grand in Toronto.